#include <stdio.h>
#include <time.h>

int main() {
	time_t biggest = 0x7FFFFFFF;
	time_t nowtime;

	printf("biggest = %s \n", asctime(gmtime(&biggest)));
	time(&nowtime);
	printf("max_time = %ld, now_time = %ld\n", biggest, nowtime);

	printf("difftime between max time and current time is %f \n", difftime(biggest, nowtime));

	return 0;
}
